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//https://attacomsian.com/blog/nodejs-mongodb-local-connection
const MongoClient = require('mongodb').MongoClient;
const ObjectId = require('mongodb').ObjectId;
const url = 'mongodb://127.0.0.1:27017';
module.exports = {
connectToDatabaseAndDo: connectToDatabaseAndDo,
clearMainDataBaseAndInsertDummyForTestingTheSite: clearMainDataBaseAndInsertDummyForTestingTheSite,
giveUnique_idField: giveUnique_idField,
addOrderToAttraction: addOrderToAttraction,
}
function connectToDatabaseAndDo(func, dbName='webcasedatabase') {
return MongoClient.connect(url, {
useNewUrlParser: true,
useUnifiedTopology: true
}).then((client) => {return client.db(dbName)})
.then(func)
.catch(rejected => {console.log(rejected)});
}
function addOrderToAttraction(db) {
const attractions = db.collection("attractions");
const attraction = attractions.findOne({name: order.name});
const currentOrders = attraction.orders;
if (!currentOrders) {
attractions.updateOne(
{name: order.name},
{
$set: {orders: [order._id]}
}
)
} else {
attractions.updateOne(
{name: order.name},
{
$set: {orders: currentOrders.push(order._id)}
}
)
}
}
function giveUnique_idField(obj) {
obj._id = ObjectId();
return obj;
}
function giveUnique_customerField(obj) {
obj.customer = ObjectId();
return obj;
}
function clearMainDataBaseAndInsertDummyForTestingTheSite() {
const attractions = [
{
name: "De Efteling",
description: "The Dutch fairy tale themed park. In high demand!",
adultPrice: 32,
kidsPrice: 32,
minimumNumberOfAdults: 2,
minimumNumberOfKids: 1,
discount: 15,
available: 1,
location: { lat: 51.649718, lon: 5.043689 },
},
{
name: "Madurodam",
description: "The Netherlands smallest theme park.",
adultPrice: 25,
kidsPrice: 20,
minimumNumberOfAdults: 1,
minimumNumberOfKids: 2,
discount: 25,
available: 5,
location: { lat: 52.0994779, lon: 4.299619900000039 },
},
{
name: "Toverland",
description: "Experience magic and wonder.",
adultPrice: 30,
kidsPrice: 30,
minimumNumberOfAdults: 2,
minimumNumberOfKids: 2,
discount: 33,
available: 3,
location: { lat: 51.3968994, lon: 5.9825161 },
},
{
name: "Walibi Holland",
description: "Need an Adrenaline Rush?",
adultPrice: 37,
kidsPrice: 37,
minimumNumberOfAdults: 4,
minimumNumberOfKids: 0,
discount: 10,
available: 20,
location: { lat: 52.438554, lon: 5.766986 },
},
{
name: "Duinrell",
description: "From the Kikkerbaan to the Tikibad.",
adultPrice: 22,
kidsPrice: 19,
minimumNumberOfAdults: 1,
minimumNumberOfKids: 3,
discount: 7,
available: 20,
location: { lat: 52.147433, lon: 4.383922 },
},
{
name: "Slagharen",
description: "Fun for the whole family in a true western style.",
adultPrice: 28,
kidsPrice: 20,
minimumNumberOfAdults: 2,
minimumNumberOfKids: 2,
discount: 50,
available: 2,
location: { lat: 52.6249522, lon: 6.563149500000009 },
},
{
name: "Drievliet",
description: "Come and experience our wonderful attractions.",
adultPrice: 26,
kidsPrice: 24,
minimumNumberOfAdults: 1,
minimumNumberOfKids: 2,
discount: 25,
available: 0,
location: { lat: 52.052608, lon: 4.352633 },
},
]
connectToDatabaseAndDo((db) => {
db.dropDatabase();
const collection = db.collection("attractions");
const count = collection.countDocuments();
count
.then((documents) => {
if (documents == 0) {
db.collection("attractions").insertMany(attractions, (err, res) => {
if (err) {
console.log(err);
}
console.log("clear database and inserted dummy attraction data");
});
}
});
});
}
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